The volume flow rate (in mm³/s) is

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The volume flow rate (in mm³/s) is

1. 0.8 × 10⁵
2. 1.1 × 10⁵
3. 1.7 × 10⁵
4. 2.3 × 10⁵

Correct Option: D

D = 10mm, hs = 250 mm
V_s = √2gh_s = √2 × 9.81 × 250 × 10³

A_s =	π	× 10²
	4

= 78.53 mm²
Flowrate = V_s . A_s = 1.39 × 105 mm³/s